Home / 1,478,394.83-2,217,865.77-467,771.18

Finding the Fourth Proportional to 1,478,394.83, 2,217,865.77 and 467,771.18

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Solution

The fourth proportional to 1,478,394.83, 2,217,865.77 and 467,771.18 is: 701,743.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,394.83 : 2,217,865.77 = 467,771.18 : x
  2. Step 2: Convert to fraction form
    1,478,394.83/2,217,865.77 = 467,771.18/x
  3. Step 3: Cross multiply
    1,478,394.83x = 2,217,865.77 × 467,771.18
  4. Step 4: Simplify right side
    1,478,394.83x = 1,037,453,688,314.51
  5. Step 5: Solve for x
    x = 1,037,453,688,314.51/1,478,394.83
  6. Step 6: Final answer
    x = 701,743.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.